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Diffstat (limited to 'arch/m68k/kernel/traps.c')
-rw-r--r--arch/m68k/kernel/traps.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index 5b19fcdcd69e..9718ce94cc84 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -181,9 +181,8 @@ static inline void access_error060 (struct frame *fp)
static inline unsigned long probe040(int iswrite, unsigned long addr, int wbs)
{
unsigned long mmusr;
- mm_segment_t old_fs = get_fs();
- set_fs(MAKE_MM_SEG(wbs));
+ set_fc(wbs);
if (iswrite)
asm volatile (".chip 68040; ptestw (%0); .chip 68k" : : "a" (addr));
@@ -192,7 +191,7 @@ static inline unsigned long probe040(int iswrite, unsigned long addr, int wbs)
asm volatile (".chip 68040; movec %%mmusr,%0; .chip 68k" : "=r" (mmusr));
- set_fs(old_fs);
+ set_fc(USER_DATA);
return mmusr;
}
@@ -201,10 +200,8 @@ static inline int do_040writeback1(unsigned short wbs, unsigned long wba,
unsigned long wbd)
{
int res = 0;
- mm_segment_t old_fs = get_fs();
- /* set_fs can not be moved, otherwise put_user() may oops */
- set_fs(MAKE_MM_SEG(wbs));
+ set_fc(wbs);
switch (wbs & WBSIZ_040) {
case BA_SIZE_BYTE:
@@ -218,9 +215,7 @@ static inline int do_040writeback1(unsigned short wbs, unsigned long wba,
break;
}
- /* set_fs can not be moved, otherwise put_user() may oops */
- set_fs(old_fs);
-
+ set_fc(USER_DATA);
pr_debug("do_040writeback1, res=%d\n", res);